Studen Kladenets

IBA Criteria

Year of most recent IBA criteria assessment: 2005

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Black Stork Ciconia nigra LC breeding 1996 30 breeding pairs B2, C6
Eurasian Thick-knee Burhinus oedicnemus LC breeding 1998 8 breeding pairs C6
Eurasian Eagle-owl Bubo bubo LC resident 1998 5-10 breeding pairs C6
Egyptian Vulture Neophron percnopterus EN breeding 1996 5 breeding pairs C6
Griffon Vulture Gyps fulvus LC resident 1996 14-16 breeding pairs C6
Cinereous Vulture Aegypius monachus NT resident 1996 1-2 breeding pairs C6
Lesser Kestrel Falco naumanni LC breeding 1996 3-5 breeding pairs C6
Masked Shrike Lanius nubicus LC breeding 1996 5 breeding pairs A3
Olive-tree Warbler Hippolais olivetorum LC breeding 1998 9-43 breeding pairs A3, C6
Sardinian Warbler Sylvia melanocephala LC resident 1996 20 breeding pairs A3
Subalpine Warbler Sylvia cantillans LC breeding 1996 30 breeding pairs A3
Western Rock Nuthatch Sitta neumayer LC resident 1996 10 breeding pairs A3
Blue Rock-thrush Monticola solitarius LC resident 1996 5-6 breeding pairs B2
Black-eared Wheatear Oenanthe hispanica LC breeding 1996 10 breeding pairs A3
Black-headed Bunting Emberiza melanocephala LC breeding 1996 5-15 breeding pairs A3

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here

IBA Protection

Protection status:

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Yumruk skala Zashtitena Mestnost 346 protected area contained by site 0
Valchi dol Rezervat 776 protected area contained by site 775
Studen kladenets Special Protection Area (Birds Directive) 15,995 is identical to site 15,996
Sredna Arda Zashtitena Mestnost 420 protected area contained by site 0
Rodopi - Iztochni Site of Community Importance (Habitats Directive) 217,447 protected area overlaps with site 15,996
Nahodishte na rodopski silivriak Prirodna Zabelezhitelnost 0 protected area contained by site 0
Golemiat sipey Zashtitena Mestnost 654 protected area contained by site 0


IUCN Habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland -
Shrubland Heathland, Sclerophyllous scrub, garrigue and maquis -
Grassland Steppes and dry calcareous grassland -
Wetlands (inland) Standing freshwater, Rivers and streams -
Rocky areas (eg. inland cliffs, mountain peaks) Inland cliffs -
Artificial/Terrestrial Perennial crops, orchards and groves -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
forestry -
hunting -
agriculture -
fisheries/aquaculture -
water management -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Studen Kladenets. Downloaded from on 20/10/2020.